Home / 13,495.05-20,242.58-3,635.10

Finding the Fourth Proportional to 13,495.05, 20,242.58 and 3,635.10

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Solution

The fourth proportional to 13,495.05, 20,242.58 and 3,635.10 is: 5,452.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.05 : 20,242.58 = 3,635.10 : x
  2. Step 2: Convert to fraction form
    13,495.05/20,242.58 = 3,635.10/x
  3. Step 3: Cross multiply
    13,495.05x = 20,242.58 × 3,635.10
  4. Step 4: Simplify right side
    13,495.05x = 73,583,683.17
  5. Step 5: Solve for x
    x = 73,583,683.17/13,495.05
  6. Step 6: Final answer
    x = 5,452.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.